Imperial values

measure cut quality. The ranges referenced in the following chart show the deviaiton at a particular thickness as definedin ISO 9013 and its corresponding angle. The lower the range the tighter the ftolerance. Cut quality in range 4 is betterthan cut quality in range 5.

ISO 9013:2002(E) Specs

Material Thickness Range 1 Range 2inch Decimal mm Delta a(m Thickness(Deviation Angle Deviation Angle16ga 1.5 0.1 0.055 0.0021 2.2 0.0063 6.5410ga 3.4 0.3 0.122 0.0024 1.1 0.0068 3.211/4" 6.4 0.6 0.227 0.0027 0.7 0.0077 1.933/8" 9.5 0.6 0.351 0.0031 0.5 0.0085 1.391/2" 12.7 1.0 0.461 0.0035 0.4 0.0094 1.173/4" 19.05 1.0 0.711 0.0042 0.3 0.0112 0.901" 1 25.4 1.0 0.961 0.0050 0.3 0.0129 0.77

1-1/8" 1.125 28.575 1.0 1.086 0.0053 0.3 0.0138 0.731-1/4" 1.25 31.75 1.0 1.211 0.0057 0.3 0.0147 0.691-1/2" 1.5 38.1 1.0 1.461 0.0065 0.3 0.0164 0.641-3/4" 1.75 44.45 1.0 1.711 0.0072 0.2 0.0182 0.61

2" 2 50.8 1.0 1.961 0.0080 0.2 0.0199 0.58

Plasma ISO range 3,4,5

ISO 9013 is a standard that defines cut quality of thermally cut parts. The standard, among other things, defines how to

Back to input page

measure cut quality. The ranges referenced in the following chart show the deviaiton at a particular thickness as definedin ISO 9013 and its corresponding angle. The lower the range the tighter the ftolerance. Cut quality in range 4 is better

Deviation values in inches

Range 3 Range 4 Range 5Deviation Angle Deviation Angle Deviation Angle

0.0163 16.51 0.0327 30.66 0.0493 41.820.0171 7.97 0.0342 15.64 0.0519 23.050.0183 4.59 0.0365 9.13 0.0560 13.850.0195 3.18 0.0390 6.33 0.0604 9.750.0207 2.58 0.0415 5.15 0.0647 8.000.0232 1.87 0.0465 3.74 0.0735 5.900.0257 1.54 0.0515 3.07 0.0822 4.890.0270 1.42 0.0540 2.85 0.0866 4.560.0282 1.34 0.0565 2.67 0.0910 4.300.0307 1.21 0.0615 2.41 0.0997 3.910.0332 1.11 0.0665 2.23 0.1085 3.630.0357 1.04 0.0715 2.09 0.1172 3.42

is a standard that defines cut quality of thermally cut parts. The standard, among other things, defines how to

Decimal values

measure cut quality. The ranges referenced in the following chart show the deviaiton at a particular thickness as definedin ISO 9013 and its corresponding angle. The lower the range the tighter the ftolerance. Cut quality in range 4 is betterthan cut quality in range 5.

ISO 9013:2002(E) Specs

Material Thickness Range 1 Range 2inch Decimal mm Delta a(m Thickness(Deviation Angle Deviation Angle16ga 1.5 0.1 1.400 0.0545 2.2 0.1605 6.5410ga 3.4 0.3 3.100 0.0602 1.1 0.1738 3.211/4" 6.4 0.6 5.770 0.0691 0.7 0.1946 1.933/8" 9.5 0.6 8.925 0.0786 0.5 0.2167 1.391/2" 12.7 1.0 11.700 0.0881 0.4 0.2389 1.173/4" 19.05 1.0 18.050 0.1072 0.3 0.2834 0.901" 1 25.4 1.0 24.400 0.1262 0.3 0.3278 0.77

1-1/8" 1.125 28.575 1.0 27.575 0.1357 0.3 0.3500 0.731-1/4" 1.25 31.75 1.0 30.750 0.1453 0.3 0.3722 0.691-1/2" 1.5 38.1 1.0 37.100 0.1643 0.3 0.4167 0.641-3/4" 1.75 44.45 1.0 43.450 0.1834 0.2 0.4611 0.61

2" 2 50.8 1.0 49.800 0.2024 0.2 0.5056 0.58

Plasma ISO range 3,4,5

ISO 9013 is a standard that defines cut quality of thermally cut parts. The standard, among other things, defines how to

Back to input page

measure cut quality. The ranges referenced in the following chart show the deviaiton at a particular thickness as definedin ISO 9013 and its corresponding angle. The lower the range the tighter the ftolerance. Cut quality in range 4 is better

Deviation values in inches

Range 3 Range 4 Range 5Deviation Angle Deviation Angle Deviation Angle

0.4150 16.51 0.8300 30.66 1.2525 41.820.4340 7.97 0.8680 15.64 1.3190 23.050.4637 4.59 0.9274 9.13 1.4230 13.850.4953 3.18 0.9905 6.33 1.5334 9.750.5270 2.58 1.0540 5.15 1.6445 8.000.5905 1.87 1.1810 3.74 1.8668 5.900.6540 1.54 1.3080 3.07 2.0890 4.890.6858 1.42 1.3715 2.85 2.2001 4.560.7175 1.34 1.4350 2.67 2.3113 4.300.7810 1.21 1.5620 2.41 2.5335 3.910.8445 1.11 1.6890 2.23 2.7558 3.630.9080 1.04 1.8160 2.09 2.9780 3.42

is a standard that defines cut quality of thermally cut parts. The standard, among other things, defines how to

Deviation = u

Contour deviations of plasma cuts in compliance with DIN EN ISO 9013

Formula for plasma : u = 1,2 + 0,035*a

Cutting material thickness „a“ →

Chart of tolerance of perpendicularity and flatness „u“ of plasma cuts for materials thick up to 30 mm

Plate thickness

Δa (mm)

≤ 3 0.1a> 3 to 6 0.3> 6 to 10 0.6> 10 to 20 1.0> 20 to 40 1.5> 40 to 100 2.0

Δ a

Δ aa

Δ a

a

aa

Δ a

Cutting plate Cutting plate

uu

To

lera

nce

of

pe

rpe

nd

icu

lari

ty a

nd

fla

tne

ss

0

Plasma cutting

0 5 10 15 20 25 30

“u” deviation

2

1,5

1

0,5

0

Dimensional inaccuracy of cutting part cut by plasma in compliance with

Data in milimeters

0 3 10 35 125 315

to to to to to to3 10 35 125 315 1000

0 to 1 ± 0.1 ± 0.3 ± 0.4 ± 0.5 ± 0.7 ± 0.81 to 3.15 ± 0.2 ± 0.4 ± 0.5 ± 0.7 ± 0.8 ± 0.93.15 to 6.3 ± 0.5 ± 0.7 ± 0.8 ± 0.9 ± 1.1 ± 1.26.3 to 10 ± 1.0 ± 1.1 ± 1.3 ± 1.4 ± 1.510 to 50 ± 1.8 ± 1.8 ± 1.8 ± 1.9 ± 2.350 to 100 ± 2.5 ± 2.5 ± 2.6 ± 3.0

(max side ratio 4:1, min. cut lenght 350 mm)

DIN EN ISO 9013

Controlled dimension between two cuts

Cutting part Thickness

x`

Contour deviations of plasma cuts in compliance with DIN EN ISO 9013

Formula for plasma : u = 1,2 + 0,035*a

Cutting material thickness „a“ →

Chart of tolerance of perpendicularity and flatness „u“ of plasma cuts for materials thick up to 30 mm

Plate thickness

Δa (mm)

≤ 3 0.1a> 3 to 6 0.3> 6 to 10 0.6> 10 to 20 1.0> 20 to 40 1.5> 40 to 100 2.0

Δ a

Δ aa

Δ a

a

aa

Δ a

Cutting plate Cutting plate

uu

To

lera

nce

of

pe

rpe

nd

icu

lari

ty a

nd

fla

tne

ss

0

Plasma cutting

0 5 10 15 20 25 30

“u” deviation

2

1,5

1

0,5

0

Dimensional inaccuracy of cutting part cut by plasma in compliance with

1000 2000

to to2000 4000

± 0.9 ± 0.9± 1.0 ± 1.1± 1.3 ± 1.3± 1.6 ± 1.7± 3.0 ± 4.2± 3.7 ± 4.9